According to the Arrhenius definition, what does an acid do?

a. feels dry to the skin

b. releases an H + ion in water

c. reacts with a metal to produce H2

d. releases an OH - ion in water

Describe the density of solids, liquids, and gases, using the particle model.

Once water is frozen into an ice cube, is the mass the same as it was before

Why is it advisable to wear long sleeves when students work in a chemistry lab? to provide warmth near the lab refrigerator to protect the arms from lab chemicals to minimize burns from hot water at the lab sink to prevent burns when using a Bunsen

if a sample of ideal gas takes up 5.00 L at 300 K and 1.5 atm, what volume will it Take up at 400 K and 1.5 atm?

The dopamine molecule has an intermediate hydrophobicity. Edit the dopamine molecule so that it is more hydrophobic.

Consider these statements regarding the body's inability to convert fat to carbohydrates. Select each statement that is true. 1. Acetoacetate is a normal, major energy source for the brain, heart muscle, and renal cortex. 2.

Which is the best term to use describing the energy of position

Regalo puntos : v vengan a mi prros

Write a net ionic equation for the overall reaction that occurs when aqueous solutions of phosphoric acid (h3po4) and potassium hydroxide are combined. assume excess base. use the pull-down boxes to specify states such as (aq) or (s).

What are the coefficients that will balance the skeleton equation below? n + h ⟶ nh?